Facebook has updated the Graph API to version v2.1, making significant changes to how some of the API calls work while deprecating other features. The current Facebook PHP SDK stable version is still v4.0.9 and uses Graph API v2.0, but PHP SDK v4.1 will eventually make use of Graph API v2.1.
Adding a “likegate” to your application is very easy, and only takes a few lines of code to achieve. If you’re not familiar with a “likegage”, it’s basically a page that users’ who haven’t liked your page see, usually asking them to Like the page before seeing the actual content.Facebook, Facebook Graph API, Fan Page, PHP
The Lewis Moody Teamtalk Facebook Application was created to promote the 2010 Investec Internationals. The application allows the user to select up to three friends to appear in an interactive video featuring the England captain, Lewis Moody, talking to the friends the user selected.Facebook, Fan Page, Flash